LeetCode: Length of Last Word

LeetCode: Length of Last Word 

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/**
 * Created by hzhou on 4/22/15. [email protected]
 */
public class LengthOfLastWord {
    public int lengthOfLastWord(String s) {
        if (s == null || s.trim().isEmpty()) {
            return 0;
        }
        s = s.trim();
        String[] splits = s.split(" ");
        for (int i = splits.length - 1; i >= 0; i--) {
            if (!splits[i].equals(" ")) {
                return splits[i].length();
            }
        }
        return 0;
    }
}